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H44H/W swing check valve is designed and manufactured strictly according to GB12236 standard. The pin shaft is connected with the valve disc with the built-in structure, with excellent performance and more reliable sealing.Products are widely used in petroleum, chemical, pharmaceutical, electric power and other working conditions of the pipeline.

Product model: H44H/W
Nominal diameter: DN50 ~ 800mm
Pressure range: PN1.6~16.0MPa
Operating temperature: -196℃ ~ +550℃
Main material: carbon steel, stainless steel, alloy steel
Suitable medium: water, steam, oil, nitric acid, acetic acid
Design and manufacture: GB12236
Length of structure: GB12221
Connection flange: JB/T79-1994
Testing and inspection: JB/T9092-1999